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Electromagnetic Field Theory

Electromagnetic Field Theory
Poyniting vector has the dimensions

 Watts/metre2.
 Watt × metre2.
 Watt × metre.
 Watt/metre.

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Electromagnetic Field Theory
A dipole having a moment p – 3ux - 5uy + 10uz ncm is located at p(1,2,-4) in free space. The V as Q(2,3,4) is

 2.62 V.
 1.31 V.
 1.26 V.
 2.52 V.

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Electromagnetic Field Theory
An emf of 16 volts is induced in a coil of inductance 4 H. The rate of change of current must be

 16 A / s.
 32 A / s.
 64 A / s.
 4 A / s.

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Electromagnetic Field Theory
A magnetic material has a total flux B of 80 micro Wb with an mmf of 160 AT. The reluctance in ampere turn per weber is

 2 × 106.
 2 × 108.
 2 × 10-8.
 2 × 10-6.

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Electromagnetic Field Theory
Which of following is the unit of inductance?

  Ampere turns.
  Milli- henry.
 Ohm.
  Webers / m.

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Electromagnetic Field Theory
A square corner reflector is used in

All of these
Radio astronomy
Point to point communication
Tv broadcast

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MORE MCQ ON Electromagnetic Field Theory

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